Save 1.1 released

CHANGES
- Fixed handling of files that do not exist when sync'd
- Fixed directory handling, which was including directory prefixes
- Fixed regex that checks if address already exists
- Added optional ssh heartbeat capability
- Added email logging
- Added custom logging via external command
- Added IPv6 failover support
- Added prerequisite Mail::Sendmail
- Added prerequisite ndsend (IPv6 only)
- Changed syslog config element to be under new log element
- Changed prerequisite Perl to version 5.7.3